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Bug bounty program

RE

Reddit

Open on HackerOneAtlas
Platform
HackerOne
Bounties
Pays
Assets in scope
27
Disclosed reports
72
Subdomains
23,159
Vendor on CyberSIXT
Reddit (1 CVE, 0 exploited)

Most upvoted reports72

All reports
Most upvoted reports of Reddit
ReportWeaknessDisclosedBountyVotes
One-click account hijack for anyone using Apple sign-in with Reddit, due to response-type switch + leaking href to XSS on www.redditmedia.comAnalysed#1567186Access Control2022-08-02–509
[accounts.reddit.com] Redirect parameter allows for XSSAnalysed#1962645Cross-site Scripting2023-05-18$5,000394
Blind SSRF to internal services in matrix preview_link APIAnalysed#1960765Server-Side Request Forgery2023-04-26$6,000344
Exposed proxy allows to access internal reddit domainsAnalysed#2967634Access Control2025-02-24$7,500296
RichText parser vulnerability in scheduled posts allows XSSAnalysed#1930763Cross-site Scripting2023-04-20$5,000280
Deleting all DMs on RedditGifts.comAnalysed#1213237Insecure Direct Object Reference2021-10-21$5,000267
Infromation Disclosure To Use of Hard-coded Cryptographic Key#2353237Cryptography2024-02-06–238
XSS via Mod Log Removed PostsAnalysed#1504410Cross-site Scripting2022-03-10–218
IDOR allows an attacker to modify the links of any userAnalysed#1661113Insecure Direct Object Reference2022-09-30–208
Able to bypass email verification and change email to any other user emailAnalysed#1551176Access Control2022-05-06$5,000200

Subdomains23,159

Root
Scope
Name suggests
First seen
Text file23,159 names
Subdomains of Reddit
NameScopeFirst seen
comics.reddit.comIn scope2026-11-14
www.comics.reddit.comIn scope2026-11-14
comm.reddit.comIn scope2026-11-14
comment.reddit.comIn scope2026-11-14
comments.reddit.comIn scope2026-11-14
commerce.reddit.comIn scope2026-11-14
commercial.reddit.comIn scope2026-11-14
common.reddit.comIn scope2026-11-14
common-sw.reddit.comIn scope2026-11-14
common-sw1.reddit.comIn scope2026-11-14
common-sw2.reddit.comIn scope2026-11-14
communication.reddit.comIn scope2026-11-14
communications.reddit.comIn scope2026-11-14
communities.reddit.comIn scope2026-11-14
community.reddit.comIn scope2026-11-14
webdisk.community.reddit.comIn scope2026-11-14
www.community.reddit.comIn scope2026-11-14
comodo.reddit.comIn scope2026-11-14
digg.comold.reddit.comIn scope2026-11-14
comoros.reddit.comIn scope2026-11-14
comp.reddit.comIn scope2026-11-14
company.reddit.comIn scope2026-11-14
compaq.reddit.comIn scope2026-11-14
compare.reddit.comIn scope2026-11-14
compass.reddit.comIn scope2026-11-14
competitiveedh.reddit.comIn scope2026-11-14
competitiveoverwatch.reddit.comIn scope2026-11-14
complaints.reddit.comIn scope2026-11-14
complete.reddit.comIn scope2026-11-14
composite.reddit.comIn scope2026-11-14
compras.reddit.comIn scope2026-11-14
compsci.reddit.comIn scope2026-11-14
compscipapers.reddit.comIn scope2026-11-14
compton.reddit.comIn scope2026-11-14
compunet.reddit.comIn scope2026-11-14
computer.reddit.comIn scope2026-11-14
computer-virus-verwijderen.reddit.comIn scope2026-11-14
computer-virus-verwijderen-dailytechnewsshow.reddit.comIn scope2026-11-14
wu.computer-virus-verwijderen.reddit.comIn scope2026-11-14
computer-virus-verwijderenaccount.reddit.comIn scope2026-11-14
computer-virus-verwijderent.reddit.comIn scope2026-11-14
computer-virusnba-streams.reddit.comIn scope2026-11-14
www.computer.reddit.comIn scope2026-11-14
computers.reddit.comIn scope2026-11-14
computersecurity.reddit.comIn scope2026-11-14
coms.reddit.comIn scope2026-11-14
comsci.reddit.comIn scope2026-11-14
comunidad.reddit.comIn scope2026-11-14
comunity.reddit.comIn scope2026-11-14
dfwhrllc.comwww.reddit.comIn scope2026-11-14
www.dfwhrllc.comwww.reddit.comIn scope2026-11-14
digg.comwww.reddit.comIn scope2026-11-14
gotoamg.comwww.reddit.comIn scope2026-11-14
www.gotoamg.comwww.reddit.comIn scope2026-11-14
lindabradshaw.comwww.reddit.comIn scope2026-11-14
roaming.officeapps.live.comwww.reddit.comIn scope2026-11-14
philliesflow.comwww.reddit.comIn scope2026-11-14
www.philliesflow.comwww.reddit.comIn scope2026-11-14
quanticolive.comwww.reddit.comIn scope2026-11-14
rebekahdelrio.comwww.reddit.comIn scope2026-11-14
thedarkforest.comwww.reddit.comIn scope2026-11-14
vpsdash.comwww.reddit.comIn scope2026-11-14
con.reddit.comIn scope2026-11-14
conan.reddit.comIn scope2026-11-14
www.conan.reddit.comIn scope2026-11-14
concept.reddit.comIn scope2026-11-14
concord.reddit.comIn scope2026-11-14
concorde.reddit.comIn scope2026-11-14
concours.reddit.comIn scope2026-11-14
concurs.reddit.comIn scope2026-11-14
concurso.reddit.comIn scope2026-11-14
concursos.reddit.comIn scope2026-11-14
condor.reddit.comIn scope2026-11-14
conf.reddit.comIn scope2026-11-14
cf155.conf.reddit.comIn scope2026-11-14
cf165.conf.reddit.comIn scope2026-11-14
cf175.conf.reddit.comIn scope2026-11-14
cf185.conf.reddit.comIn scope2026-11-14
cf195.conf.reddit.comIn scope2026-11-14
www.conf.reddit.comIn scope2026-11-14
conference.reddit.comIn scope2026-11-14
www.conference.reddit.comIn scope2026-11-14
conferences.reddit.comIn scope2026-11-14
conferencia.reddit.comIn scope2026-11-14
config.reddit.comIn scope2026-11-14
configurator.reddit.comIn scope2026-11-14
confirm.reddit.comIn scope2026-11-14
confirmation.reddit.comIn scope2026-11-14
conflictresolution.reddit.comIn scope2026-11-14
confluence.reddit.comtoolsIn scope2026-11-14
congo.reddit.comIn scope2026-11-14
conker87.reddit.comIn scope2026-11-14
connect.reddit.comIn scope2026-11-14
www.connect.reddit.comIn scope2026-11-14
connect2.reddit.comIn scope2026-11-14
connection.reddit.comIn scope2026-11-14
connections.reddit.comIn scope2026-11-14
connector.reddit.comIn scope2026-11-14
conquest.reddit.comIn scope2026-11-14
conrad.reddit.comIn scope2026-11-14

23,064 names are covered by the program's own scope; 0 were first seen this week. Names come from ProjectDiscovery's public Chaos dataset (passive sources: certificate logs, DNS and other public data), matched to the program by its listing and its own domain scope. A name being in a dataset is not permission to test it: only what the program's own scope says is in scope, and its policy decides. CyberSIXT does not resolve, probe or scan these names. Tags come from the name alone. Source: ProjectDiscovery Chaos. Subdomains on the Atlas, or search the subdomains of every program.

A name in a dataset is not permission to test it: the program's own scope and rules decide. Data as of 2026-11-15.

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